package com.boe.config.mvc.config;


import com.boe.common.mvc.LoginUserModel;
import org.springframework.core.MethodParameter;
import org.springframework.web.bind.support.WebDataBinderFactory;
import org.springframework.web.context.request.NativeWebRequest;
import org.springframework.web.context.request.ServletWebRequest;
import org.springframework.web.method.support.HandlerMethodArgumentResolver;
import org.springframework.web.method.support.ModelAndViewContainer;

public class LoginUserParameterConverter implements HandlerMethodArgumentResolver {
    @Override
    public boolean supportsParameter(MethodParameter parameter) {
        if (parameter.getParameterType().equals(LoginUserModel.class)) {
            return true;
        }

        return false;
    }

    @Override
    public Object resolveArgument(MethodParameter parameter, ModelAndViewContainer mavContainer, NativeWebRequest webRequest, WebDataBinderFactory binderFactory) throws Exception {
        if (mavContainer == null || binderFactory == null) return null;

        return ((ServletWebRequest) webRequest).getRequest().getAttribute("[LoginUser]");
    }
}
